Microsoft 365 Developer Blog
A developer platform for building collaborative apps for hybrid work
Featured posts

Building Agents for Teams: Turning conversations into outcomes
The Microsoft Teams platform mission is to build the best collaborative platform in the world. We want to make it easy for developers to build agents that parti...

SharePoint Copilot Apps Now in Public Preview: From Intent to Action in Microsoft 365 Copilot
SharePoint Copilot Apps are now in public preview, introducing a new way to bring guided, action-oriented business experiences into Microsoft 365 Copilot. By co...
Latest posts
SharePoint Development Community (PnP) – September 2019 update
SharePoint Dev Ecosystem / SharePoint Patterns and Practices (PnP) September 2019 update is out with a summary of the latest guidance, samples, and solutions from SharePoint engineering or from the community for the community. This article is a summary of all the different areas and topics around the SharePoint Dev ecosystem during the past month.
Breaking change: policy API update in Microsoft Graph beta
The existing policies collection will be replaced with a policies URL segment. Under the policies segment we will group multiple typed policy resources.
Updated SharePoint Framework developer training package (September 2019)!
We are pleased to announce the availability of an updated SharePoint Framework training package targeted to be used for self-learning or for redelivering provided material as a local training delivery inside of your own company or for your customers. All materials are provided for you to reuse anyway you preferred without any needs for asking permissions or notifying anyone ("sharing is caring").
New SharePoint CSOM version released for SharePoint Online – August 2019
We are happy to announce the availability of new SharePoint Client-Side Object Model (CSOM) version targeted for the Office 365 or more specifically for SharePoint and Project Online. August 2019 release.
Breaking changes: Application and ServicePrincipal API updates in Microsoft Graph beta
Breaking changes: Application and ServicePrincipal API updates in Microsoft Graph beta
New Microsoft 365 E5 subscription with EMS now available for developers
Starting this week, all new members of the Office 365 Developer Program (including Visual Studio Professional and Enterprise members) can sign up for a Microsoft 365 E5 developer subscription (Windows not included). This replaces the Office 365 E3 developer subscription that we made available starting in March 2018.
Microsoft Graph SDK for JavaScript – 2.0.0
We are excited to announce a new <a href="https://github.com/microsoftgraph/msgraph-sdk-javascript/releases/tag/2.0.0">release</a> of our JavaScript SDK 2.0.0 for Microsoft Graph.
Microsoft Graph Sample Data Packs Now Available in Office 365 Developer Program
Today we’re excited to announce the launch of two sample data packs to help remove this pain point with basic automated sandbox creation: Users - Includes fictitious users, metadata, and photos to simulate a small corporate environment of 16 users. Mail & Events (to be installed after Users) - Populates Outlook email conversations and calendar events for each of the 16 sample users.
Nominations closed for the 2019 Microsoft app awards People’s Choice award
The People’s Choice award is part of the 2019 Microsoft app awards, where we recognize the best of partner apps built on the Microsoft 365 platform. Vote for your favorite app.  Winners receive promotion on AppSource or Microsoft Store and recognition at Microsoft Ignite 2019.